Home / 35,906.04-49,552.11-19,990.13

Finding the Fourth Proportional to 35,906.04, 49,552.11 and 19,990.13

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Solution

The fourth proportional to 35,906.04, 49,552.11 and 19,990.13 is: 27,587.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,906.04 : 49,552.11 = 19,990.13 : x
  2. Step 2: Convert to fraction form
    35,906.04/49,552.11 = 19,990.13/x
  3. Step 3: Cross multiply
    35,906.04x = 49,552.11 × 19,990.13
  4. Step 4: Simplify right side
    35,906.04x = 990,552,872.91
  5. Step 5: Solve for x
    x = 990,552,872.91/35,906.04
  6. Step 6: Final answer
    x = 27,587.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.